15764080

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1951}}^1$

素因数の和:2065

約数の個数: 40

約数和(自身を含む): 37033344

約数和(自身を除く): 21269264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 1951, 2020, 3902, 4040, 7804, 8080, 9755, 15608, 19510, 31216, 39020, 78040, 156080, 197051, 394102, 788204, 985255, 1576408, 1970510, 3152816, 3941020, 7882040, 15764080]

約数ペア:

[(1, 15764080), (2, 7882040), (4, 3941020), (5, 3152816), (8, 1970510), (10, 1576408), (16, 985255), (20, 788204), (40, 394102), (80, 197051), (101, 156080), (202, 78040), (404, 39020), (505, 31216), (808, 19510), (1010, 15608), (1616, 9755), (1951, 8080), (2020, 7804), (3902, 4040)]